* {
    /* 消除浏览器的默认设置 */
    margin: 0px;
    padding: 0px;
}

.container {
    /* background-color:aquamarine; */
    width: 400px;
    margin: auto;
    border: solid;
    border-width: 1px;
}

#title {
    text-align: center;
    padding-top: 30px;
    padding-bottom: 30px;
    padding-left: 30px;
    padding-right: 30px;
}

#desc {
    padding-left: 30px;
    padding-right: 30px;
    font-size: 15px;
    color:gray;
    text-indent: 2em;
}

.box {
    padding-left: 30px;
    padding-right: 30px;
    margin-top: 10px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}
    
.item {
    width:30%;
}

.edit {
    width:70%;
    height:30px;
}

.submit {
    width: 100%;
    height: 30px;
    background-color: chocolate;
    color:white;
    border: none;
}

.submit:active{
    background-color: gray;
}
